// Copyright 2015-2020 Parity Technologies (UK) Ltd. // This file is part of OpenEthereum. // OpenEthereum is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // OpenEthereum is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License // along with OpenEthereum. If not, see . use ethereum_types::{H160, H256, U256}; use types::log_entry::{LocalizedLogEntry, LogEntry}; use v1::types::Bytes; /// Log #[derive(Debug, Serialize, PartialEq, Eq, Hash, Clone)] #[serde(rename_all = "camelCase")] pub struct Log { /// H160 pub address: H160, /// Topics pub topics: Vec, /// Data pub data: Bytes, /// Block Hash pub block_hash: Option, /// Block Number pub block_number: Option, /// Transaction Hash pub transaction_hash: Option, /// Transaction Index pub transaction_index: Option, /// Log Index in Block pub log_index: Option, /// Log Index in Transaction pub transaction_log_index: Option, /// Log Type #[serde(rename = "type")] pub log_type: String, /// Whether Log Type is Removed (Geth Compatibility Field) #[serde(default)] pub removed: bool, } impl From for Log { fn from(e: LocalizedLogEntry) -> Log { Log { address: e.entry.address, topics: e.entry.topics.into_iter().map(Into::into).collect(), data: e.entry.data.into(), block_hash: Some(e.block_hash), block_number: Some(e.block_number.into()), transaction_hash: Some(e.transaction_hash), transaction_index: Some(e.transaction_index.into()), log_index: Some(e.log_index.into()), transaction_log_index: Some(e.transaction_log_index.into()), log_type: "mined".to_owned(), removed: false, } } } impl From for Log { fn from(e: LogEntry) -> Log { Log { address: e.address, topics: e.topics.into_iter().map(Into::into).collect(), data: e.data.into(), block_hash: None, block_number: None, transaction_hash: None, transaction_index: None, log_index: None, transaction_log_index: None, log_type: "pending".to_owned(), removed: false, } } } #[cfg(test)] mod tests { use ethereum_types::{H160, H256, U256}; use serde_json; use std::str::FromStr; use v1::types::Log; #[test] fn log_serialization() { let s = r#"{"address":"0x33990122638b9132ca29c723bdf037f1a891a70c","topics":["0xa6697e974e6a320f454390be03f74955e8978f1a6971ea6730542e37b66179bc","0x4861736852656700000000000000000000000000000000000000000000000000"],"data":"0x","blockHash":"0xed76641c68a1c641aee09a94b3b471f4dc0316efe5ac19cf488e2674cf8d05b5","blockNumber":"0x4510c","transactionHash":"0x0000000000000000000000000000000000000000000000000000000000000000","transactionIndex":"0x0","logIndex":"0x1","transactionLogIndex":"0x1","type":"mined","removed":false}"#; let log = Log { address: H160::from_str("33990122638b9132ca29c723bdf037f1a891a70c").unwrap(), topics: vec![ H256::from_str("a6697e974e6a320f454390be03f74955e8978f1a6971ea6730542e37b66179bc") .unwrap(), H256::from_str("4861736852656700000000000000000000000000000000000000000000000000") .unwrap(), ], data: vec![].into(), block_hash: Some( H256::from_str("ed76641c68a1c641aee09a94b3b471f4dc0316efe5ac19cf488e2674cf8d05b5") .unwrap(), ), block_number: Some(U256::from(0x4510c)), transaction_hash: Some(H256::default()), transaction_index: Some(U256::default()), transaction_log_index: Some(1.into()), log_index: Some(U256::from(1)), log_type: "mined".to_owned(), removed: false, }; let serialized = serde_json::to_string(&log).unwrap(); assert_eq!(serialized, s); } }